Naphthoquinonediazidosulfonicacidsodiumsalt, Diazo-2,1,4-sulfonic acid sodium salt, NSD SODIUM SALT MONOHYDRATE, 2-Diazo-1-naphthol-4-sulfonicacidsodiumsalt, 1,2-Naphthochinondiazid-(2)-4-sulfonsaeure Natriumsalz, 2-diazo-1-naphthoquinone-4-sulfonic acid sodium salt, NAS-4, sodium 1-oxo-2-diazo-1,2-dihydrobenzene-4-sulfonate, 2,1,4 Diazo Salt, Sodium 3-Diazo-3,4-dihydro-4-oxo-1-naphthalenesulfonate, 2-DIAZO-1,2-NAPHTHOQUINONE-4-SULFONIC ACID SODIUM SALT, 4-(Natriumsulfo)-2-diazonio-naphtholat-(1), SODIUM 1,2-NAPHTHOQUINONE-2-DIAZIDO-4-SULFONATE